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8 Cards in this Set

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  • Back
A number is divisible by 2 when ...
It's even (i.e., its last digit is even)

1,576
A number is divisible by 3 when...
Its digits add up to a multiple of 3

8,532 ... 8+5+3+2=18
A number is divisible by 4 when...
Its last two digits are divisible by 4

121,532 ... 32/4=8
A number is divisible by 5 when...
Its last digit is 5 or 0

568,745
320
A number is divisible by 6 when...
It's even (i.e., its last digit is even)

AND

Its digits add up to a multiple of 3

55,740 ... It's even and 5+5+7+4+0=21

*Apply the rules of 2 and 3
A number is divisible by 9 when...
Its digits add up to a multiple of 9

235,692 ... 2+3+5+6+9+2=27
A number is divisible by 10 when...
Its last digit is 0

11,130
A number is divisible by 12 when...
Its digits add up to a multiple of 3

AND

Its last two digits are divisible by 4

3,552 ... 3+5+5+2=15 AND 54/4=13

*Apply the rules of 3 and 4